Mental Subtraction Worksheet for Class 2 and 3
How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).
NameDateTime takenScore ___ / 40
- 1.79 − 27 =
- 2.64 − 46 =
- 3.97 − 76 =
- 4.63 − 14 =
- 5.61 − 33 =
- 6.87 − 14 =
- 7.77 − 29 =
- 8.67 − 34 =
- 9.85 − 12 =
- 10.67 − 56 =
- 11.77 − 22 =
- 12.82 − 29 =
- 13.53 − 12 =
- 14.56 − 31 =
- 15.54 − 41 =
- 16.76 − 41 =
- 17.52 − 28 =
- 18.75 − 43 =
- 19.64 − 22 =
- 20.84 − 13 =
- 21.64 − 31 =
- 22.72 − 49 =
- 23.63 − 13 =
- 24.62 − 49 =
- 25.58 − 15 =
- 26.99 − 42 =
- 27.59 − 22 =
- 28.88 − 51 =
- 29.98 − 47 =
- 30.98 − 39 =
- 31.90 − 74 =
- 32.94 − 68 =
- 33.97 − 64 =
- 34.52 − 15 =
- 35.52 − 36 =
- 36.65 − 16 =
- 37.65 − 53 =
- 38.73 − 23 =
- 39.62 − 38 =
- 40.93 − 24 =
Answer key
- 52
- 18
- 21
- 49
- 28
- 73
- 48
- 33
- 73
- 11
- 55
- 53
- 41
- 25
- 13
- 35
- 24
- 32
- 42
- 71
- 33
- 23
- 50
- 13
- 43
- 57
- 37
- 37
- 51
- 59
- 16
- 26
- 33
- 37
- 16
- 49
- 12
- 50
- 24
- 69
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths